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Finding the Fourth Proportional to 106,877.16, 147,486.42 and 59,132.52

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Solution

The fourth proportional to 106,877.16, 147,486.42 and 59,132.52 is: 81,600.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,877.16 : 147,486.42 = 59,132.52 : x
  2. Step 2: Convert to fraction form
    106,877.16/147,486.42 = 59,132.52/x
  3. Step 3: Cross multiply
    106,877.16x = 147,486.42 × 59,132.52
  4. Step 4: Simplify right side
    106,877.16x = 8,721,243,680.38
  5. Step 5: Solve for x
    x = 8,721,243,680.38/106,877.16
  6. Step 6: Final answer
    x = 81,600.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.